package com.design.pattern.designPrinciples.simpleSegregation.interfaced;

/**
 * create by yufeng on 2021/7/3 11:43
 */
public interface ICourse {

    // 课程名称
    String courseName();

    // 视频流
    byte[] corseVideo();

    // 课程学习
    void studyCourse();
}
